<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<table width="800" border="0">
    <tr>
        <td colspan="2" height="40" bgcolor="#DDDDDD"><h3> 区域1</h3></td>
    </tr>
    <tr>
        <td height="160" width=""300 bgcolor="#BBBBBB"><h3>区域2</h3></td>
        <td rowspan="2" bgcolor="#999999"><h3>区域3</h3></td>
    </tr>
    <tr>
        <td height="240" bgcolor="#BBBBBB"><h3>区域4</h3></td>
    </tr>
</table>

</body>
</html>